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  <div class="headertitle"><div class="title">flyweight.cpp</div></div>
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<a href="../../dd/dd6/flyweight_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"><a class="line" href="../../dd/dd6/flyweight_8cpp.html#a7766293954bda6e102f9e7bbf1150bc4">    4</a></span><span class="preprocessor">#define FLYWEIGHT_USE_VARIANT (0)</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="preprocessor">#include &quot;<a class="code" href="../../d5/d66/flyweight_8hpp.html">designM/flyweight.hpp</a>&quot;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span> </div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="keyword">using namespace </span><a class="code hl_namespace" href="../../df/d8d/namespacewheels.html">wheels</a>;</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="keyword">using namespace </span>dm;</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment">// 定义一个飞机类</span></div>
<div class="foldopen" id="foldopen00011" data-start="{" data-end="};">
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"><a class="line" href="../../dc/d5e/class_airplane.html">   11</a></span><span class="keyword">class </span><a class="code hl_class" href="../../dc/d5e/class_airplane.html">Airplane</a> : <span class="keyword">public</span> dataItfc&lt;int&gt; {</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"><a class="line" href="../../dc/d5e/class_airplane.html#afccae36e3013e038d51504cea1a98219">   13</a></span>    <a class="code hl_function" href="../../dc/d5e/class_airplane.html#afccae36e3013e038d51504cea1a98219">Airplane</a>():capacity_(0){}</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span>    <span class="comment">//Airplane( int c ):capacity_(c){}</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>    </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"><a class="line" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">   16</a></span>    <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">int</span>&amp; <a class="code hl_function" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">get</a>()<span class="keyword"> const override</span>{ <span class="keywordflow">return</span> capacity_; }</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"><a class="line" href="../../dc/d5e/class_airplane.html#a77ae83f9bdd90e7a7bd0caf9ddce2992">   17</a></span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code hl_function" href="../../dc/d5e/class_airplane.html#a77ae83f9bdd90e7a7bd0caf9ddce2992">set</a>( <span class="keyword">const</span> <span class="keywordtype">int</span>&amp; d )<span class="keyword"> override</span>{ capacity_ = d; }</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>    <span class="keywordtype">int</span> capacity_;</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span>};</div>
</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span> </div>
<div class="foldopen" id="foldopen00022" data-start="{" data-end="}">
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"><a class="line" href="../../dd/dd6/flyweight_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">   22</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../dd/dd6/flyweight_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>    <span class="comment">// 创建一个flyweight对象来管理飞机对象</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>    <span class="keyword">using </span>AirplaneFlyweight = <a class="code hl_class" href="../../d5/da3/classwheels_1_1dm_1_1flyweight.html">flyweight&lt;std::string &gt;</a>;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span>    <span class="comment">// 创建飞机工厂对象，使用flyweight类管理飞机对象</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>    AirplaneFlyweight airplaneFactory;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>    <span class="comment">// 添加飞机对象到工厂</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>    airplaneFactory.<a class="code hl_function" href="../../d5/da3/classwheels_1_1dm_1_1flyweight.html#aecc25a056ac2858e7ee8571e19c95245">set</a>&lt;<a class="code hl_class" href="../../dc/d5e/class_airplane.html">Airplane</a>&gt;(<span class="stringliteral">&quot;Boeing747&quot;</span> , 500 );</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>    airplaneFactory.<a class="code hl_function" href="../../dc/d5e/class_airplane.html#a77ae83f9bdd90e7a7bd0caf9ddce2992">set</a>&lt;<a class="code hl_class" href="../../dc/d5e/class_airplane.html">Airplane</a>&gt;(<span class="stringliteral">&quot;AirbusA380&quot;</span>, 600);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>    <span class="comment">// 获取飞机对象并打印其名称</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span>    <span class="keyword">auto</span> * boeing747 = airplaneFactory.<a class="code hl_function" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">get</a>&lt;<a class="code hl_class" href="../../dc/d5e/class_airplane.html">Airplane</a>&gt;(<span class="stringliteral">&quot;Boeing747&quot;</span>);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>    <span class="keyword">auto</span> * airbusA380 = airplaneFactory.<a class="code hl_function" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">get</a>&lt;<a class="code hl_class" href="../../dc/d5e/class_airplane.html">Airplane</a>&gt;(<span class="stringliteral">&quot;AirbusA380&quot;</span>);</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>    std::cout &lt;&lt; <span class="stringliteral">&quot;Boeing747 name: &quot;</span> &lt;&lt; boeing747-&gt;<a class="code hl_function" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">get</a>() &lt;&lt; std::endl;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>    std::cout &lt;&lt; <span class="stringliteral">&quot;AirbusA380 name: &quot;</span> &lt;&lt; airbusA380-&gt;<a class="code hl_function" href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">get</a>() &lt;&lt; std::endl;</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span> </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span>}</div>
</div>
<div class="ttc" id="aclass_airplane_html"><div class="ttname"><a href="../../dc/d5e/class_airplane.html">Airplane</a></div><div class="ttdef"><b>定义</b> <a href="#l00011">flyweight.cpp:11</a></div></div>
<div class="ttc" id="aclass_airplane_html_a77ae83f9bdd90e7a7bd0caf9ddce2992"><div class="ttname"><a href="../../dc/d5e/class_airplane.html#a77ae83f9bdd90e7a7bd0caf9ddce2992">Airplane::set</a></div><div class="ttdeci">virtual void set(const int &amp;d) override</div><div class="ttdef"><b>定义</b> <a href="#l00017">flyweight.cpp:17</a></div></div>
<div class="ttc" id="aclass_airplane_html_ac57c70c5c3eaab6853324d72106c9bd9"><div class="ttname"><a href="../../dc/d5e/class_airplane.html#ac57c70c5c3eaab6853324d72106c9bd9">Airplane::get</a></div><div class="ttdeci">virtual const int &amp; get() const override</div><div class="ttdef"><b>定义</b> <a href="#l00016">flyweight.cpp:16</a></div></div>
<div class="ttc" id="aclass_airplane_html_afccae36e3013e038d51504cea1a98219"><div class="ttname"><a href="../../dc/d5e/class_airplane.html#afccae36e3013e038d51504cea1a98219">Airplane::Airplane</a></div><div class="ttdeci">Airplane()</div><div class="ttdef"><b>定义</b> <a href="#l00013">flyweight.cpp:13</a></div></div>
<div class="ttc" id="aclasswheels_1_1dm_1_1flyweight_html"><div class="ttname"><a href="../../d5/da3/classwheels_1_1dm_1_1flyweight.html">wheels::dm::flyweight</a></div><div class="ttdef"><b>定义</b> <a href="../../d5/d66/flyweight_8hpp_source.html#l00038">flyweight.hpp:39</a></div></div>
<div class="ttc" id="aclasswheels_1_1dm_1_1flyweight_html_aecc25a056ac2858e7ee8571e19c95245"><div class="ttname"><a href="../../d5/da3/classwheels_1_1dm_1_1flyweight.html#aecc25a056ac2858e7ee8571e19c95245">wheels::dm::flyweight::set</a></div><div class="ttdeci">void set(const idType &amp;id, const T &amp;data)</div><div class="ttdef"><b>定义</b> <a href="../../d5/d66/flyweight_8hpp_source.html#l00116">flyweight.hpp:116</a></div></div>
<div class="ttc" id="aflyweight_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="../../dd/dd6/flyweight_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>定义</b> <a href="#l00022">flyweight.cpp:22</a></div></div>
<div class="ttc" id="aflyweight_8hpp_html"><div class="ttname"><a href="../../d5/d66/flyweight_8hpp.html">flyweight.hpp</a></div></div>
<div class="ttc" id="anamespacewheels_html"><div class="ttname"><a href="../../df/d8d/namespacewheels.html">wheels</a></div><div class="ttdoc">堆栈信息读取和保存记录</div><div class="ttdef"><b>定义</b> <a href="../../d3/df7/ary__str_8hpp_source.html#l00006">ary_str.hpp:7</a></div></div>
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